by 9:00 low 20s downtown, around 20 in the burbs. by 1:00 a few clouds roll in from the west. you can watch to lunch, bundle up. bill 4:00 we see snow showers, blue, light snow, frederick down toward leesburg and out along the i-81 corridor. this thing holds together as the frontal boundary rolls through. watch this line of snow showers 5:00, 8:00, right across 95. you get home late tomorrow night, you could get caught in one of these snow showers and they're kind of intense for a while. by 9:00 temperatures falling back into the teens and tomorrow night could see single digits. tonight partly cloudy, very cold, winds northwesterly at 10. day planner, teens to start, 22 at 9:00, 27 at 11:00, 30 at 1:00 with fading sunshine by 1 p.m. next three days yellow alert tomorrow for afternoon and evening snow showers, bitterly cold flurries thursday, also yellow alert, 19.